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RTD TC Temperature Transmitter

Name: RTD TC Temperature Transmitter
Brand: Shanghai Chenzhu Instrument CO., LTD.
Price: 100 USD

CHENZHU temperature transmitter，delivers the field thermocouple(TC) or thermal resistance(RTD) signal by digital linearization, converted to linearly with temperature of 4~20mA current and output isolated.

Supply voltage(Ue) of this temperature transmitter type:12～30VDC and support loop powered.

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Parameter of RTD TC Temperature Transmitter

	CZWB010	CZWB020	CZWB030
Input signal	Pt100，Cu100，Cu50	T、E、J、K、N、R、S、B	Pt100，Cu100，Cu50 T、E、J、K、N、R、S、B
Compensation range		-20℃~+60℃	-20℃~+60℃
Cold junction compensation accuracy		±1℃	±1℃
Output current	4~20mA	4~20mA	4~20mA
Current output load resistance	RL≤（Ue-12）/0.021	RL≤（Ue-12）/0.021	RL≤（Ue-12）/0.021
Alarm indication	IH≈20.8mA/IL≈3.8mA	IH≈20.8mA/IL≈3.8mA	IH≈20.8mA/IL≈3.8mA
Supply voltage(Ue)	12~30V DC	12~30V DC	12~30V DC
Power supply mode	Loop powered	Loop powered	Loop powered
Temperature drift	0.01%F.S./℃	0.01%F.S./℃	0.01%F.S./℃
Response time	Reach 90% of final value in 1s	Reach 90% of final value in 1s	Reach 90% of final value in 1s
Electromagnetic compatibility	GB/T 18268（IEC 61326-1）	GB/T 18268（IEC 61326-1）	GB/T 18268（IEC 61326-1）
Ambient temperature	-40℃~+85℃	-40℃~+85℃	-40℃~+85℃

	CZWB110	CZWB120	CZWB130
Input signal	Pt100，Cu100，Cu50	T、E、J、K、N、R、S、B	Pt100，Cu100，Cu50 T、E、J、K、N、R、S、B
Compensation range		-20℃~+60℃	-20℃~+60℃
Cold junction compensation accuracy		±1℃	±1℃
Output current	4~20mA	4~20mA	4~20mA
Current output load resistance	RL≤（Ue-12）/0.021	RL≤（Ue-12）/0.021	RL≤（Ue-12）/0.021
Alarm indication	IH≈20.8mA/IL≈3.8mA	IH≈20.8mA/IL≈3.8mA	IH≈20.8mA/IL≈3.8mA
Supply voltage(Ue)	12~30V DC	12~30V DC	12~30V DC
Power supply mode	Loop powered	Loop powered	Loop powered
Temperature drift	0.01%F.S./℃	0.01%F.S./℃	0.01%F.S./℃
Response time	Reach 90% of final value in 1s	Reach 90% of final value in 1s	Reach 90% of final value in 1s
Dielectric strength(between input and output )	1500V DC；1min	1500V DC；1min	1500V DC；1min
Insulation resistance	≥100MΩ	≥100MΩ	≥100MΩ
Electromagnetic compatibility	GB/T 18268（IEC 61326-1）	GB/T 18268（IEC 61326-1）	GB/T 18268（IEC 61326-1）
Ambient temperature	-40℃~+85℃	-40℃~+85℃	-40℃~+85℃